IP*Works! TFTP Component : TFTP OCX, TFTP .NET Component, TFTP Class, TFTP Bean, TFTP Object

To use the component, first specify the TFTPServer, then a LocalFile and a RemoteFile, and then call GetFile or PutFile. The Transfer event shows the progress of the transfer.

Potential transmission errors and packet loss are managed by the Timeout property which controls the maximum time to wait for a response from the server, and the MaxRetransmits property which specifies how many times to resend a failed packet before giving up.

Property List

The following is the full list of the properties of the component with short descriptions. Click on the links for further details.


Idle	The current status of the component.
LocalFile	The file on the local host to transfer the data to/from.
LocalHost	The name of the local host or user-assigned IP interface through which connections are initiated or accepted.
MaxRetransmits	The number of times to retry sending a failed packet before disconnecting.
RemoteFile	The file on the remote host.
RetransmitTimeout	Maximum time in seconds to wait for a reply packet from the server before retransmitting the last packet.
TFTPPort	The UDP port where the remote TFTP server is listening.
TFTPServer	The address of the TFTP server to exchange files with.
Timeout	A timeout for the component.

Method List

The following is the full list of the methods of the component with short descriptions. Click on the links for further details.


Config	Sets or retrieves a configuration setting.
DoEvents	Processes events from the internal message queue.
GetFile	Download a RemoteFile from the TFTP server.
Interrupt	Interrupt the current method.
PutFile	Upload a file specified by LocalFile to the TFTP server.
SetDownloadStream	Sets the stream to which the downloaded data from the server will be written.
SetUploadStream	Sets the stream to be uploaded to the server.

Event List

The following is the full list of the events fired by the component with short descriptions. Click on the links for further details.


EndTransfer	Fired when a file completes downloading/uploading.
Error	Information about errors during data delivery.
StartTransfer	Fired when a file starts downloading/uploading.
Transfer	Fired during file download/upload.

Configuration Settings

The following is a list of configuration settings for the component with short descriptions. Click on the links for further details.


MaxPacketSize	The maximum length of the packets that can be received
ShareLocalPort	If set to True, allows more than one instance of the component to be active on the same local port
UseConnection	Determines whether to use a connected socket
QOSTrafficType	Used to specify QOS/DSCP settings (optional)
UseIPv6	Whether or not to use IPv6
AbsoluteTimeout	Determines whether timeouts are inactivity timeouts or absolute timeouts
FirewallData	Used to send extra data to the firewall
InBufferSize	The size in bytes of the incoming queue of the socket
OutBufferSize	The size in bytes of the outgoing queue of the socket
CodePage	The system code page used for Unicode to Multibyte translations (Windows/COM only)